6 Beams of metal; hardware, namely, locking pins of metal; props of metal; tubes of metal; frameworks of metal for building; metal railings; balustrading of metal; parapet supports of metal; railing holders of metal in the nature of metal mounting brackets and posts for railings; floor tiles of metal; metal nuts; metal bolts; metal fasteners, namely, bolts, nails, rivets and screws; all-purpose straps of metal; couplings of metal for tubing being metal pipe couplings; metal support connectors, namely, metal structural joint connectors; goods of metal, namely, structure joint connectors, aligning clamps, anchors, clamps, reinforcing pins of metal for formwork; latches of metal; reinforcing pins of metal for formwork; connection anchors being metal anchor bolts, anchor sleeves being metal fasteners, metal reinforcing materials for building in the nature of anchor plates, construction elements made of metal in the nature of abutments, metal threaded inserts being metal threaded fasteners, hardware pins of metal, and spindles being metal posts, all the forgoing being for use in connection with formwork and scaffolding engineering; rails of metal for building; beams of common metal for formwork systems; prefabricated metal working platforms; prefabricated structural platforms of metal; access platforms being scaffolding of metal; metal building materials, namely, adjustable base plates of metal; work platforms being scaffolding of metal; work platforms being scaffold towers of metal; metal scaffold towers and heavy duty scaffolding towers of metal; metal scaffold trusses and metal lattice trusses for use in bridge construction; renovation anchors of metal being metal anchor bolts and metal fastening anchors for use in the renovation of bridges and support walls; heavy duty castors of metal; lifting frames and articulated carriages of metal, namely, metal beams used for lifting and articulated metal containers for transport; formwork of metal for use in bridge construction for piers and pier heads; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of bridges using the incremental launching; formwork systems of metal comprised of moldings of metal for cornices for the manufacture and renovation of cornice caps; drop-heads and swivel heads of metal being metal supports for construction for use in connection with formwork and formwork elements; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for composite steel bridges; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for cantilevered construction of bridges; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of tunnels; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of tunnels in open building method; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of tunnels using bored tunnel construction method; framework structures and skeleton framing structures of metal being temporary construction aids, namely, framework of metal for building; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of bridge piers; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of columns and piers; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of walls; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of foundations; formwork systems of metal for construction purposes comprised of casting forms for concrete, reinforcing materials for concrete and panels, for the construction of pier beams and pier cross beams; structures of metal for temporary bridging, namely, frames of metal for building and metal scaffolding